List of top Mathematics Questions on Inverse Trigonometric Functions asked in J & K CET

$ \frac{sin\,60^{\circ}+i\,cos\,60^{\circ}}{cos\,15^{\circ}-i\,sin\,15^{\circ}}= $
$ \sin \,\,{{47}^{o}}+\sin {{61}^{o}}-\sin {{11}^{o}}-\sin {{25}^{o}} $ is equal to